rongzha1 commented on issue #14858: add_n operator with MXNet-MKL producing wrong results when input count >4 URL: https://github.com/apache/incubator-mxnet/issues/14858#issuecomment-489435146 add_n output mem overlap with input mem (due to FInplaceOption), but in Forward function : ElementwiseSumContainsDnsImpl( ), output mem was set_zero which makes input zero: Kernel<set_zero, cpu>::Launch(s, out_data.Size(), out_data.dptr<DType>()); In fact, this is not a MKLDNN Bug. @pengzhao-intel @zheng-da @TaoLv
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